Debt (Details) - USD ($) $ in Thousands		Jun. 30, 2026		Dec. 31, 2025
Debt Instrument [Line Items]
Debt		$ 2,388		$ 16,996
Debt		702,903		323,537
Senior Notes due 2029
Debt Instrument [Line Items]
Net unamortized debt issuance costs		2,000		2,300
New Gold 2032 Senior Notes
Debt Instrument [Line Items]
Net unamortized debt issuance costs		900
Senior Notes due 2029
Debt Instrument [Line Items]
Book value	[1]			290,792
Debt		291,158	[2]	290,792	[3]
Senior Notes Due Two Thousand Thirty Two
Debt Instrument [Line Items]
Debt		396,596	[4]	0	[5]
New Gold 2032 Senior Notes
Debt Instrument [Line Items]
Debt		13,690		0
Line of Credit
Debt Instrument [Line Items]
Debt	[6]	0		0
Line of Credit | Revolving Credit Facility
Debt Instrument [Line Items]
Debt instrument, unamortized discount		3,700		1,900
Finance Lease Obligations
Debt Instrument [Line Items]
Debt		1,459		32,745
Senior Notes due 2029
Debt Instrument [Line Items]
Debt	[3]	0		0
Senior Notes Due Two Thousand Thirty Two
Debt Instrument [Line Items]
Debt	[5]	0		0
New Gold 2032 Senior Notes
Debt Instrument [Line Items]
Debt		0		0
Line of Credit
Debt Instrument [Line Items]
Debt	[6]	0		0
Finance Lease Obligations
Debt Instrument [Line Items]
Debt		$ 2,388		$ 16,996

[1] Net of unamortized debt issuance costs of $2.3 million.

[2] Net of unamortized debt issuance costs of $2.0 million.

[3] Net of unamortized debt issuance costs of $2.0 million and $2.3 million at June 30, 2026 and December 31, 2025, respectively.

[4] Net of unamortized debt issuance costs of $0.9 million

[5] Net of unamortized debt issuance costs of $0.9 million at June 30, 2026.

[6] Unamortized debt issuance costs of $3.7 million and $1.9 million at June 30, 2026 and December 31, 2025, respectively, included in Other Non-Current Assets.